Article here. Excerpt:

'Chivalry and feminism appear to be natural enemies: If women want to be treated as equals they can’t also want men to open doors for them or always pick up the check. Carrying a woman’s bag can be taken as implying that she’s too weak to do it herself.
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Even when it comes from a positive place of wanting to help, the assumption that a woman always needs a man to step in and rescue her is exactly how chivalry came to be referred to as “benevolent sexism.” Chivalrous men may mean well, but it’s easy to see a disconnect between social rules about treating women with delicate respect and the push toward equality.
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I’m not entirely convinced that a return to chivalry wouldn’t open the door to reinforced ideas of women as weak, but Smith’s proposal is worth considering.'